Mobile-First Indexing
Google now predominantly uses the mobile version of your site to crawl, index and rank it. That is mobile-first indexing. If your mobile experience is thinner or slower than your desktop one, your rankings reflect the weaker version, not the better one.
With the large majority of searches now happening on phones, this simply mirrors how your audience already behaves — it is Google catching up with reality.
What It Means in Practice
Your mobile site needs to be a first-class citizen, not an afterthought or a stripped-back version of the 'real' site.
- The same important content must appear on mobile and desktop.
- Structured data and meta tags must be present on the mobile version.
- Images and videos should be fully accessible on mobile too.
Common Pitfalls
The biggest risk is hiding content behind tabs or accordions that strip information on smaller screens, or serving a cut-down mobile site. A single responsive build that adapts to every screen avoids these traps entirely.
Testing the Mobile Experience
We check how Google actually sees your mobile pages using the URL Inspection tool, and we test real devices rather than relying on a desktop browser shrunk down. Tap targets, readable text without zooming, and fast load on a mobile connection all factor into whether the experience holds up.
If you need a hand with any of this, your Progressive Robot delivery team is ready to help. Raise a ticket from the Support area of your client portal or speak to your account manager and we will guide you through the next steps.